logger.h [quassel/src/common/logger.h]

1	/***************************************************************************
2	* Copyright (C) 2005-2014 by the Quassel Project *
3	* devel@quassel-irc.org *
4	* *
5	* This program is free software; you can redistribute it and/or modify *
6	* it under the terms of the GNU General Public License as published by *
7	* the Free Software Foundation; either version 2 of the License, or *
8	* (at your option) version 3. *
9	* *
10	* This program is distributed in the hope that it will be useful, *
11	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13	* GNU General Public License for more details. *
14	* *
15	* You should have received a copy of the GNU General Public License *
16	* along with this program; if not, write to the *
17	* Free Software Foundation, Inc., *
18	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19	***************************************************************************/
20
21	#ifndef LOGGER_H
22	#define LOGGER_H
23
24	#include <QStringList>
25	#include <QTextStream>
26
27	#include "quassel.h"
28	#include "types.h"
29
30	class Logger
31	{
32	public:
33	inline Logger(Quassel::LogLevel level) : _stream (&_buffer, QIODevice::WriteOnly), _logLevel(level) {}
34	~Logger();
35
36	#if QT_VERSION < 0x050000
37	static void logMessage(QtMsgType type, const char *msg);
38	#else
39	static void logMessage(QtMsgType, const QMessageLogContext&, const QString&);
40	#endif
41
42	template<typename T>
43	inline Logger &operator<<(const T &value) { _stream << value << " "; return *this; }
44	inline Logger &operator<<(const QStringList &t) { _stream << t.join(" ") << " "; return *this; }
45	inline Logger &operator<<(bool t) { _stream << (t ? "true" : "false") << " "; return *this; }
46
47	private:
48	void log();
49	QTextStream _stream;
50	QString _buffer;
51	Quassel::LogLevel _logLevel;
52	};
53
54
55	class quInfo : public Logger
56	{
57	public:
58	inline quInfo() : Logger (Quassel::InfoLevel) {}
59	};
60
61
62	class quWarning : public Logger
63	{
64	public:
65	inline quWarning() : Logger (Quassel::WarningLevel) {}
66	};
67
68
69	class quError : public Logger
70	{
71	public:
72	inline quError() : Logger (Quassel::ErrorLevel) {}
73	};
74
75
76	#endif
77